from selenium import webdriver
from selenium.webdriver.common.by import By
import time

driver = webdriver.Chrome()
driver.get('https://www.baidu.com')
driver.maximize_window()

time.sleep(2)

input = driver.find_element(By.XPATH,'//form/input[2]') # 这里从1开始
print(input.get_attribute('outerHTML'))
time.sleep(100)